bots: Create new images in the tmp directory
bots: Create new images in the tmp directory

This prevents us from running out of space in the checkout
such as in a container.

Closes #6871
michalskrivanek/cockpit,moraleslazaro/cockpit,petervo/cockpit,deryni/cockpit,Scribery/cockpit,michalskrivanek/cockpit,harishanand95/cockpit,larsu/cockpit,andreasn/cockpit,harishanand95/cockpit,stefwalter/cockpit,andreasn/cockpit,mareklibra/cockpit,cockpituous/cockpit,cockpit-project/cockpit,garrett/cockpit,petervo/cockpit,garrett/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,cockpituous/cockpit,xhad/cockpit,martinpitt/cockpit,mvollmer/cockpit,moraleslazaro/cockpit,martinpitt/cockpit,SotolitoLabs/cockpit,SotolitoLabs/cockpit,SotolitoLabs/cockpit,larsu/cockpit,mvollmer/cockpit,andreasn/cockpit,martinpitt/cockpit,larskarlitski/cockpit,mvollmer/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,andreasn/cockpit,dperpeet/cockpit,andreasn/cockpit,petervo/cockpit,andreasn/cockpit,mareklibra/cockpit,dperpeet/cockpit,larsu/cockpit,garrett/cockpit,dperpeet/cockpit,dperpeet/cockpit,Scribery/cockpit,mareklibra/cockpit,xhad/cockpit,larsu/cockpit,cockpit-project/cockpit,petervo/cockpit,moraleslazaro/cockpit,petervo/cockpit,Scribery/cockpit,deryni/cockpit,larsu/cockpit,michalskrivanek/cockpit,larskarlitski/cockpit,garrett/cockpit,SotolitoLabs/cockpit,mareklibra/cockpit,moraleslazaro/cockpit,cockpituous/cockpit,larskarlitski/cockpit,petervo/cockpit,deryni/cockpit,SotolitoLabs/cockpit,harishanand95/cockpit,Scribery/cockpit,dperpeet/cockpit,mareklibra/cockpit,stefwalter/cockpit,Scribery/cockpit,cockpituous/cockpit,deryni/cockpit,michalskrivanek/cockpit,xhad/cockpit,cockpit-project/cockpit,larskarlitski/cockpit,michalskrivanek/cockpit,SotolitoLabs/cockpit,larskarlitski/cockpit,deryni/cockpit,dperpeet/cockpit,harishanand95/cockpit,deryni/cockpit,larskarlitski/cockpit,garrett/cockpit,larsu/cockpit,michalskrivanek/cockpit,martinpitt/cockpit,harishanand95/cockpit,larskarlitski/cockpit,michalskrivanek/cockpit,deryni/cockpit,harishanand95/cockpit,harishanand95/cockpit,moraleslazaro/cockpit,dperpeet/cockpit,stefwalter/cockpit,cockpit-project/cockpit,xhad/cockpit,mareklibra/cockpit,andreasn/cockpit,stefwalter/cockpit,mvollmer/cockpit,Scribery/cockpit,cockpituous/cockpit,xhad/cockpit,mareklibra/cockpit,Scribery/cockpit,xhad/cockpit,xhad/cockpit,petervo/cockpit,mvollmer/cockpit,cockpituous/cockpit,martinpitt/cockpit,stefwalter/cockpit,cockpit-project/cockpit,SotolitoLabs/cockpit